ZYGAENIDAE | Zygaeninae | Procridini
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54.003 Adscita geryon (Cistus Forester)
ws: m19-25mm, f 18-22mm (MBGBI2), fw: m 10-12mm, f 9-10mm (Waring & Townsend); May-Jul; common rock-rose (Helianthemum nummularium)
NS-B on open grassland on chalk and limestone hills, locally from Dorset to Sussex, Wiltshire, Gloucestershire, Derbyshire and Arnside in Cumbria
NS-B on open grassland on chalk and limestone hills, locally from Dorset to Sussex, Wiltshire, Gloucestershire, Derbyshire and Arnside in Cumbria
ID: The 3 Forester species are very similar. A.geryon is smaller than A.statices (Forester), but otherwise externally identical.
Jordanita globulariae (Scarce Forester) differs in antennal detail.
Jordanita globulariae (Scarce Forester) differs in antennal detail.
§1 Longstone Edge, Derbyshire; 10/06/2021; male; fw 11.4mm
§2 Longstone Edge, Derbyshire; 10/06/2021; female; fw 9.4mm
§3 Longstone Edge, Derbyshire; 10/06/2021; male; fw 9.9mm
All images © Chris Lewis
§2 Longstone Edge, Derbyshire; 10/06/2021; female; fw 9.4mm
§3 Longstone Edge, Derbyshire; 10/06/2021; male; fw 9.9mm
All images © Chris Lewis
Page published 05/07/2021 (§1&2) | §3 and dissection images added 03/10/2021